1. Delhi Persian 268 Reference (shelfmark): Delhi Persian 268 Title: 1 copy of Sirr al-jalīl fī masʾalat al-tafz̤īl by Ḥasan ibn Amān Allāh al-Dihlavī ʿAẓīmābādī Collection Area: Oriental Manuscripts Languages: Arabic and Persian Date Range: 1830-1840 Extent: 261 ff. (+2)
2. Delhi Persian 1212 Reference (shelfmark): Delhi Persian 1212 Title: Rare collection of miscellaneous works on riddles, 13 items (a-l) Collection Area: Oriental Manuscripts Languages: Arabic, Persian, and Urdu Date Range: 1618-1694 Extent: 190 ff.